Alien Invasion Tower Defense – Play Online for Free! On Zone4Game

Alien Invasion Tower Defense is a super addictive, high-stakes TD game where you go head-to-head with a growing horde of tough alien baddies. You'll need some serious 200 IQ plays as you decide where to drop one of the four OP weapons or traps for max damage and to halt those invaders dead in their tracks.

How to play Alien Invasion Tower Defense?

Unlock upgrades to every placement as you progress to combat the toughest enemies. Do you have what it takes to defend throughout every level?

Can I play Alien Invasion Tower Defense on mobile devices and desktop?

Alien Invasion Tower Defense can be played on your computer.